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  1. Rules Repository
  2. RSPEC-3776

Cognitive Complexity of functions should not be too high

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    Details

    • Type: Code Smell Detection
    • Status: Active
    • Resolution: Unresolved
    • Labels:
    • Message:
      Refactor this method to reduce its Cognitive Complexity from x to the y allowed.
    • Highlighting:
      • primary: Method/function name
      • secondary: Keywords & operators that cause increments
    • List of parameters:
      Hide
      • key: threshold
      • default: 15
      • description: The maximum authorized complexity.

      c-family:

      • key: maximumFunctionCognitiveComplexityThreshold
      • default: 25
      • description: The maximum authorized complexity.

      abap:

      • key: threshold
      • default: 60
      • description: The maximum authorized complexity.
      Show
      key: threshold default: 15 description: The maximum authorized complexity. c-family: key: maximumFunctionCognitiveComplexityThreshold default: 25 description: The maximum authorized complexity. abap: key: threshold default: 60 description: The maximum authorized complexity.
    • Default Severity:
      Critical
    • Impact:
      High
    • Likelihood:
      Low
    • Default Quality Profiles:
      Sonar way
    • Targeted languages:
      APEX, Cobol, Flex, PL/I, PL/SQL, RPG, Rust, Solidity, T-SQL, VB6
    • Covered Languages:
      ABAP, C#, C, C++, Go, Java, JavaScript, Kotlin, Objective-C, PHP, Python, Ruby, Scala, Swift, TypeScript, VB.Net
    • Irrelevant for Languages:
      HTML, XML
    • Remediation Function:
      Linear with offset
    • Linear Argument Description:
      per complexity point over the threshold
    • Linear Factor:
      1min
    • Linear Offset:
      5min
    • Analysis Level:
      Syntactic Analysis
    • Analysis Scope:
      Main Sources, Test Sources
    • Common Rule:
      Yes
    • ESLint-SonarJS:
      cognitive-complexity
    • FxCop:
      AvoidUnmantainableCode, CA1505
    • TSLint-SonarTS:
      cognitive-complexity

      Description

      Cognitive Complexity is a measure of how hard the control flow of a function is to understand. Functions with high Cognitive Complexity will be difficult to maintain.

      See

        Attachments

          Issue Links

          is implemented by

          New Feature - A new feature of the product, which has yet to be developed. SONARCOBOL-1458 Rule: Cognitive Complexity of functions should not be too high

          • Major - Major loss of function.
          • Open

          New Feature - A new feature of the product, which has yet to be developed. SONARFLEX-133 Rule: Cognitive Complexity of functions should not be too high

          • Major - Major loss of function.
          • Open

          New Feature - A new feature of the product, which has yet to be developed. SONARPLI-186 Rule: Cognitive Complexity of functions should not be too high

          • Major - Major loss of function.
          • Open

          New Feature - A new feature of the product, which has yet to be developed. SONARPLSQL-640 Rule: Cognitive Complexity of functions should not be too high

          • Major - Major loss of function.
          • Open

          New Feature - A new feature of the product, which has yet to be developed. SONARRPG-178 Rule: Cognitive Complexity of functions should not be too high

          • Major - Major loss of function.
          • Open

          New Feature - A new feature of the product, which has yet to be developed. SONARTSQL-63 Rule S3776: Cognitive Complexity of methods should not be too high

          • Major - Major loss of function.
          • Open

          New Feature - A new feature of the product, which has yet to be developed. SONARVBSIX-268 Rule: Cognitive Complexity of functions should not be too high

          • Major - Major loss of function.
          • Open

          New Feature - A new feature of the product, which has yet to be developed. CPP-1745 Rule: Cognitive Complexity of functions should not be too high

          • Major - Major loss of function.
          • Closed

          New Feature - A new feature of the product, which has yet to be developed. SONARABAP-325 Rule: Cognitive Complexity of procedures should not be too high

          • Major - Major loss of function.
          • Closed

          New Feature - A new feature of the product, which has yet to be developed. SONARJAVA-1918 Cognitive Complexity rule

          • Major - Major loss of function.
          • Closed

          New Feature - A new feature of the product, which has yet to be developed. SONARPHP-683 Rule: Cognitive Complexity of functions should not be too high

          • Major - Major loss of function.
          • Closed

          New Feature - A new feature of the product, which has yet to be developed. SONARPY-186 Rule: Cognitive Complexity of functions should not be too high

          • Major - Major loss of function.
          • Closed

          New Feature - A new feature of the product, which has yet to be developed. SONARSLANG-63 Rule: Cognitive Complexity of functions should not be too high

          • Major - Major loss of function.
          • Closed

          New Feature - A new feature of the product, which has yet to be developed. SONARSLANG-221 [Scala] Enable Rule: S3776 Cognitive Complexity of functions should not be too high

          • Major - Major loss of function.
          • Closed

          New Feature - A new feature of the product, which has yet to be developed. SONARSLANG-320 [Apex] Enable Rule: S3776 Cognitive Complexity of functions should not be too high

          • Major - Major loss of function.
          • Closed

          New Feature - A new feature of the product, which has yet to be developed. SONARSWIFT-286 Rule S3776 : Cognitive Complexity of methods should not be too high

          • Major - Major loss of function.
          • Closed

          Task - A task that needs to be done. SONARSLANG-425 [Go] Enable rules S3776: Cognitive Complexity of functions should not be too high

          • Major - Major loss of function.
          • Closed

          Improvement - An improvement or enhancement to an existing feature or task. SONARPY-768 S3776 secondary locations are hard to understand for boolean expressions

          • Major - Major loss of function.
          • Open

          False-Positive - Unexpected issue reported by a rule SONARPY-767 S3776 cognitive complexity miscount when parentheses are used

          • Major - Major loss of function.
          • Open
          is related to

          New Feature - A new feature of the product, which has yet to be developed. CPP-2966 Rule S6194: Cognitive Complexity of coroutines should not be too high

          • Major - Major loss of function.
          • Closed
          links to

          Web Link Is Implemented in SonarTS by #162

            Activity

              People

              Assignee:
              elena.vilchik Elena Vilchik
              Reporter:
              ann.campbell.2 Ann Campbell
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                Dates

                Created:
                Updated: